Dee Bus Service was established in 1946 as a taxi cab operation by Leo Dee. Later, when his son George Dee joined the business he began bidding school bus contracts and the business has grown to a fleet of 200 buses and 46 special needs vans.
Providing reliable transportation to local public schools including Ayer/Shirley, Groton/Dunstable, Westford, Nashoba Valley Technical High School, Clinton, Harvard, Littleton, Maynard, Tyngsboro, Lunenburg, North Middlesex Regional District (Ashby, Pepperell and Townsend), and Montachusett Regional Vocational Technical High School.